Hard Lead (Noun)
Meaning 1
A lead alloy that contains about 5% antimony.
Classification
Nouns denoting substances.
Examples
- The type metal for linotype machines is often made from hard lead, an alloy that provides strength and durability.
- The manufacturing process of ammunition sometimes utilizes hard lead for producing rifle bullets due to its hardness.
- Typically hard lead contains around 5% antimony which adds strength to the alloy and improves its resistance to corrosion.
- Historically hard lead has been used for the production of shot and bullets for hunting due to its hardness and resistance to deformation.
- Some plumbing systems used to contain solder made from hard lead but its use has declined due to toxicity concerns.
Synonyms
Hypernyms
Meaning 2
Unrefined lead that is hard because of the impurities it contains.
Classification
Nouns denoting substances.